feat: add agent API and operational analytics

src/services/processor.ts

@@ -13,6 +13,11 @@ export interface ProcessedPost {
   detectedGender: DetectedGender;
   generatedMessage: string;
   strategyId: string | null;
+  experimentId: string | null;
+  promptVersion: string | null;
+  selectionReason: 'explore' | 'exploit' | null;
+  modelId: string;
+  sourceType: 'image' | 'chat';
   toneId: ToneKey;
   scripted: boolean;
 }
@@ -213,6 +218,11 @@ export class ProcessorService {
       detectedGender: analysis.detectedGender,
       generatedMessage: message,
       strategyId: selectedStrategy?.id || null,
+      experimentId: selectedStrategy?.experimentId ?? null,
+      promptVersion: selectedStrategy?.promptVersion ?? null,
+      selectionReason: selectedStrategy?.reason ?? null,
+      modelId: this.config.openrouter.imageAnalysisModel,
+      sourceType: 'image',
       toneId: tone.profile.id,
       scripted: tone.scripted !== null,
     };
@@ -290,6 +300,11 @@ export class ProcessorService {
       detectedGender: detectedGender ?? 'unknown',
       generatedMessage: message,
       strategyId: selectedStrategy?.id || null,
+      experimentId: selectedStrategy?.experimentId ?? null,
+      promptVersion: selectedStrategy?.promptVersion ?? null,
+      selectionReason: selectedStrategy?.reason ?? null,
+      modelId: this.config.openrouter.chatModel,
+      sourceType: 'chat',
       toneId: tone.profile.id,
       scripted: tone.scripted !== null,
     };